# speed ##### 词义 - 英：/spiːd/； 美：/spiːd/ - #词性/n (发生或进行的)速度；快；(运动的)速率；迅速；快门速度；进度；感光度；排挡；苯丙胺，安非他明（一种兴奋剂） - #词性/v 加速；促进；超速驾驶；快速运送；快速前行 ##### 例句 - The course allows students to progress at their own speed . - 本课程允许学生按各自的速度学习。 - He was driving at well over the speed limit . - 他当时开车的速度远远超过了限制。 - It was announced that new speed restrictions would be introduced . - 据宣布，将有新的限速规定出台。 ##### 形态 - #形态/word_third speeds - #形态/word_ing speeding - #形态/word_done sped - #形态/word_pl speeds - #形态/word_past sped